The radio amateur's hand book
Subtitle: a complete, authentic and informative work on wireless telegraphy and telephony
By: by A. Frederick Collins.
Contributors: Rowe, George C. Baxter, ed.
Edition: 4th ed., rev. by George C. Baxter Rowe.
Publisher: Thomas Y. Crowell company
Published: 1926
Place of publication: New York
Language: eng
Number of pages: 413
Subjects: Radio.